透平缸细长孔芯的工艺设计优化  

Process Design Optimization of the Elongate Core of the Turbine Cylinder

作　　者：李云飞 秦大鹏 杨勇 侯云霞 

机构地区：[1]大连华锐重工铸业有限公司,辽宁大连116300 [2]沈阳鼓风机集团核电泵业有限公司,辽宁沈阳110869

出　　处：《铸造》2016年第10期1014-1015,共2页Foundry

摘　　要：分析了细长孔芯在透平缸内的受热情况。介绍了芯砂和芯骨对细长孔芯强度的影响。重点介绍芯砂和芯骨的选择,使细长孔尺寸准确,芯砂便于清理。The heating status of elongate core in turbine cylinder was analyzed. The effect of core sand and core rod on strength of elongate core was presented. The choice of core sand and core rod was introduced, in order to achieve accurate elongate core size and to clear core sand easily.

关 键 词：芯砂 芯骨 强度 

分 类 号：TG242.7[金属学及工艺—铸造]